Search results

  1. J

    UPS Problem

    Helow guys, Well as a new guy here in office I don't have any knowledge in troubleshooting.... After the busted monitor, now my problem here is the APC ES 500 model BE500-PH. I can't find any schematic that could help me and APC refuse to give me one... My problem is this, my UPS wont start and...
  2. J

    Monitor Problem

    Helow guys, i have here in our office an AOC 14" color monitor model 4vn. the screen suddenly turns white and blurred when use for at least 45mins. one of my friend told me to replace the cap near the flyback. so i replaced the 47uf 200V cap to which i think is the problem. after that i tried...
  3. J

    Monitor Service Manual

    hi, hope someone can give me a schematic diagram or datasheet of my AOC color monitor model 4vn. The google gives me a lot of resources but it is so small and details is so unreadable. Thanks in Advance.. ;)
  4. J

    a very simple question.....

    helow i have here a 47uf 260 V capacitor. My problem is how to test this... what reading shall i get when using analog voltmeter set to Rx10. thanks in advance...  :)
  5. J

    satellite speaker problem

    helow guys i already posted this problem on choosing the best amplifier for my two sony satellite speaker model ss-rs158v rated impedance of 6 ohms.... my problem is how to connect the two with my stereo amplifier... audioguru told me to use a crossover circuit to avoid bass in entering my...
  6. J

    LG TV problem

    my TV is powering on... thanks for your ideas... now i have another problem i think its about the signal of my TV.... my TV shows only a picture when a TV doesn't have a signal.. i hope you know what i mean.... but after a few minutes ( i think about 20 mins) that it is turned on the TV starts...
  7. J

    audio amplifier

    hi guys, i have a two speaker that is in a box already and have a rated impedance of 6 ohms.... what amplifier could i use in the project so that i could use them on my computer system... thanks in advance... ;)
  8. J

    LG TV not powering on

    hi all, i have a TV which i think is a diesel type... hehe what i mean is that when i turn on the switch the TV doesn't turn on... after leaving it for several minutes without pushing the power button again, the TV turn on.... what could be its problem??? 1 technician tried to replace a...
Top